SPC Apr 12, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0341 AM CDT Sat Apr 12 2025 Valid 151200Z - 201200Z ...DISCUSSION... After a relative lull in severe potential mid-week, latest guidance indicates increasing severe possibilities late week. Compared to 24 hours ago, deterministic models have vastly changed to an evolution of a shortwave trough digging south from the Canadian Rockies into the Lower CO Valley during D5-7/Wednesday-Friday. This would support a greater breadth and quality of western Gulf moisture advection across the central states beneath an initially pronounced EML. SPC and NSSL GEFS-based ML guidance indicate
SPC Apr 12, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook
SPC 0730Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0221 AM CDT Sat Apr 12 2025 Valid 141200Z - 151200Z ...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS IN THE UPPER OH VALLEY AND CENTRAL APPALACHIANS... ...SUMMARY... Scattered severe thunderstorms are possible on Monday afternoon and evening across parts of the Upper Ohio Valley and central Appalachians. ...Synopsis... A shortwave trough will further amplify over the Upper Great Lakes eastward towards the Ottawa Valley through early Tuesday. In its wake, a separate shortwave impulse and attendant mid-level jetlet will dive southeast across the northern
SPC Apr 11, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0221 PM CDT Fri Apr 11 2025 Valid 131200Z - 141200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Severe thunderstorms are not expected on Sunday or Sunday night. ...Upper MS Valley/Great Lakes... A mid-level shortwave trough across the northern Plains will amplify as it moves into the Upper Midwest on Sunday. At the surface, an area of low pressure will move generally from the central Plains into the northern Great Lakes. A cold front will extend from this surface low south and then southwest to the
Severe Thunderstorm Warning issued April 11 at 3:43PM EDT until April 11 at 4:15PM EDT by NWS Raleigh NC
At 342 PM EDT, a severe thunderstorm was located 10 miles west of Fremont, or 11 miles east of Smithfield, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail, with hail being the primary threat. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Kenly, Princeton, Nahunta, Micro, Pikeville, Eureka, Fremont, Pine Level, and Goldsboro.
Severe Thunderstorm Warning issued April 11 at 3:39PM EDT until April 11 at 4:30PM EDT by NWS Raleigh NC
SVRRAH The National Weather Service in Raleigh has issued a * Severe Thunderstorm Warning for... Southwestern Wayne County in central North Carolina... Northwestern Sampson County in central North Carolina... Southeastern Harnett County in central North Carolina... Southern Johnston County in central North Carolina... * Until 430 PM EDT. * At 339 PM EDT, a severe thunderstorm was located over Dunn, or 13 miles east of Lillington, moving east at 25 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Hobbton
SPC Apr 11, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0330 AM CDT Fri Apr 11 2025 Valid 141200Z - 191200Z ...DISCUSSION... ...D4/Monday... Further amplification of a broadening mid/upper-level trough and attendant surface cyclone is expected across the Upper Great Lakes to the southern ON/QC border area. Poleward moisture quality from the western Gulf will remain sub-optimal, but will continue to improve beneath a lobe of the southern Great Plains EML. The northeast extent of weak surface buoyancy should overspread the OH Valley by Monday afternoon. This portion of the front will coincide with robust 700-500 mb
SPC Apr 11, 2025 0730 UTC Day 3 Severe Thunderstorm Outlook
SPC 0730Z Day 3 Outlook Day 3 Convective Outlook CORR 1 NWS Storm Prediction Center Norman OK 0322 AM CDT Fri Apr 11 2025 Valid 131200Z - 141200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... CORRECTED FOR GRAPHIC ...SUMMARY... Severe thunderstorms are not expected on Sunday or Sunday night. ...Upper MS Valley/Great Lakes... A shortwave trough over the northern High Plains on Sunday morning is expected to amplify as it moves east into the northern Upper Midwest. This will maintain a deep surface cyclone from the central Great Plains into the Upper Great Lakes. Guidance has above-average spread across latest runs and
Severe Thunderstorm Warning issued April 10 at 4:40PM CDT until April 10 at 5:15PM CDT by NWS Memphis TN
At 440 PM CDT, a severe thunderstorm was located over Masseyville, or 9 miles south of Henderson, moving southeast at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Public. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Pinson, Selmer, Pine Top, Masseyville, Adamsville, Silerton, Hickory Corners, Middle Fork, Pinson Mounds State Archaeological Park, Hornsby, New Lawton, Martin Camp, Milledgeville, Woodville, Mifflin, Deanburg, Five Points, Montezuma, Robertson, and Toone.
Severe Thunderstorm Warning issued April 10 at 4:39PM CDT until April 10 at 5:00PM CDT by NWS Nashville TN
At 438 PM CDT, severe thunderstorms were located along a line extending from near Clarksville to near Dickson, moving east at 40 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Clarksville, Charlotte, Cheatham Dam, Vanleer, McEwen, Palmyra, Slayden, Burns, Cunningham, Woodlawn, and Dickson. This includes the following highways... Interstate 40 between mile markers 164 and 173. Interstate 24 between mile markers 1 and 16.
Severe Thunderstorm Warning issued April 10 at 5:37PM EDT until April 10 at 6:30PM EDT by NWS Morristown TN
SVRMRX The National Weather Service in Morristown has issued a * Severe Thunderstorm Warning for... Southeastern Knox County in east Tennessee... Northeastern Blount County in east Tennessee... Northwestern Sevier County in east Tennessee... * Until 630 PM EDT. * At 537 PM EDT, a severe thunderstorm was located near Knoxville, moving east at 30 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... McMahan, Knoxville, Rockford, Lake Forest, Seymour, Kimberlin Heights, Wildwood, and Alcoa. This includes Interstate 40 in Tennessee between mile markers 384 and 390.